KATHERINE GRUENKEMEYER RN CPNP
NPI 1770723132
Nurse Practitioner - Pediatrics in Saint Louis, MO
About Katherine Gruenkemeyer Rn Cpnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE GRUENKEMEYER RN CPNP (NPI 1770723132) is an individual pediatrics provider in Saint Louis, Missouri, licensed in Missouri (2005023014) and active in the NPI registry since February 2009. She is enrolled in Medicare PECOS, is affiliated with Ssm Health St Mary's Hospital - St Louis, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Katherine Gruenkemeyer Rn Cpnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Katherine Gruenkemeyer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63139
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: Ssm Cardinal Glennon Children's Hospital
- 414 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ssm Health St Mary's Hospital - St Louis
Acute Care Hospitals · Richmond Heights, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63104
SAINT LOUIS, MO 63104
ST.LOUIS, MO 63104
SAINT LOUIS, MO 63104
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katherine Gruenkemeyer's NPI number?
The NPI number for Katherine Gruenkemeyer is 1770723132. It was assigned to this individual provider in the NPPES registry on February 25, 2009.
Where is Katherine Gruenkemeyer located?
Katherine Gruenkemeyer practices at 1465 S Grand Blvd, Saint Louis, MO 63104. The listed phone number is (314) 577-5351.
What is Katherine Gruenkemeyer's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Katherine Gruenkemeyer enrolled in Medicare?
Yes. Katherine Gruenkemeyer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Katherine Gruenkemeyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Gruenkemeyer reassigns Medicare benefits to Ssm Cardinal Glennon Childrens Hospital (Saint Louis, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Gruenkemeyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Katherine Gruenkemeyer affiliated with any hospitals?
According to CMS data, Katherine Gruenkemeyer is affiliated with Ssm Health St Mary's Hospital - St Louis.
When was this NPI record last updated?
The NPPES record for Katherine Gruenkemeyer was last updated on October 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katherine Gruenkemeyer, RN CPNP · NPI 1770723132
Pediatrics physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since February 25, 2009.
## Identity
- **NPI:** 1770723132 (Entity type: Individual)
- **Enumerated:** February 25, 2009
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** 2005023014 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1465 S GRAND BLVD, Saint Louis, MO 63104-1003
- **Phone:** (314) 577-5351 · **Fax:** (314) 268-4151
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ssm Cardinal Glennon Childrens Hospital (NPI 1073568226, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** October 28, 2020
---
Source: [NPI Profile](https://npiprofile.com/npi/1770723132) · Data from the CMS NPPES public registry.